VB-2211 Datasheet, PDF (3/5 Pages) Omron Electronics LLC – Multiple Limit Switch

VB
Structure and Nomenclature
Structure (VB-2211)
Contact Form
Plunger
Scraper
COM
NC
NO
Position of conduit
• Two on the side ....A and B
• Four .......................A, B, and C
A
Box
Cover
Seal, gasket
Switch
assembly
C
B
Dimensions and Operating Characteristics
(Unit: mm)
Switches The actual model numbers of each of the above VB models have a figure 2 to 6, which indicate the number of plungers.
Bevel Plunger
VB-@111
Two, 6+0.1-dia. holes
for positioning
FP
Four, 6.5 dia. holes
OP
(3)
Cable drawing hole
with 3 threads min.
(G1/2)
PT
8-dia. hard stainless
steel plunger
Two, 8.5±0.1
dia. holes
Two screw caps
98±0.2
120°
85
50±0.2
40
114±0.8 45
25° to 30°
Four, M4 x 10
screws
5.5
Filter
14±0.2
28±0.3 ₈
46
60.5
68±0.8
Scraper
12±0.2
9
17
35
30±0.2
H
Dog
Roller Plunger
VB-@211
Two, 6+0.1-dia.
holes for positioning
Four, 6.5 dia. holes
(3)
Cable drawing hole with
FP
3 threads min. (G1/2)
OP
PT
6.8 dia. x 3.7
Stainless steel roller
Two, 8.5 ±0.1
dia. holes
Two screw caps
98±0.2
85
50±0.2
40
Four, M4 x 10
screws
5.5
Filter
14±0.2
28±0.3 ₈
46
60.5
68±0.8
Scraper
12±0.2
114±0.8 45
9
17
35
30±0.2
H
25° to 30°
Dog
44
23.5 to 24.5
Dog setting
range
44
29.5 to 30.5
Dog setting
range
Bevel Plunger
VB-@141
(3)
85
Four, M4 x 10
screws
FP
OP
9
46
60.5
68±0.8
Cable drawing hole
with 3 threads min.
(G1/2)
PT
8-dia. hard stainless
steel plunger
Two, 8.5±0.1
dia. holes
Filter
Two screw caps
120°
50±0.2
25
8.5
Scraper
Pitch
12±0.2
9
17
35
30±0.2
H
85 45
25° to 30°
Dog
44
10.5 to 11.5
Dog setting range
Roller Plunger
VB-@241
FP
(3)
OP
85
Four, M4 x 10
screws
9
46
60.5
68±0.8
Cable drawing hole with 3
threads min. (G1/2)
PT
6.8 dia. x 3.7
Two screw caps
Stainless steel roller
Two, 8.5 ±0.1
dia. holes
Filter
50±0.2
25
8.5
Scraper
Pitch
12±0.2
9
17
35
30±0.2
H
85 45
25° to 30°
Dog
44
16.5 to 17.5
Dog setting range
Note: Unless otherwise indicated, a tolerance of ±0.4 mm applies to all dimensions.
Operating characteristics
Model
Operating force
Release force
Pretravel
Overtravel *1
Movement Differential
OF max.
RF min.
PT max.
OT min.
MD max.
Operating Position
Free Position *1
OP
FP max.
VB-@221
VB-@211
14.71 N
4.90 N
1.5 mm
(3.5 mm)
0.5 mm
32±0.4 mm
(33 mm)
VB-@251
VB-@241
14.71 N
4.90 N
1.5 mm
(3.5 mm)
0.5 mm
19±0.4 mm
(20 mm)
VB-@121
VB-@111
14.71 N
4.90 N
1.5 mm
(3.5 mm)
0.5 mm
26±0.4 mm
(27 mm)
VB-@151
VB-@141
14.71 N
4.90 N
1.5 mm
(3.5 mm)
0.5 mm
13±0.4 mm
(14 mm)
Note: The operating characteristic values apply
to a single switch.
*1 The OT and FP values are reference values.
The actual model numbers of each of the
above VB models have a figure 2 to 6, which
indicate the number of plungers.
Number of plungers
Size H (mm)
2
58
3
70
4
82
5, 6 *2
106
*2 When five plungers are mounted in series,
no outer actuator will be provided.
3